package com.itheima.reggie.controller;

import com.aliyun.dysmsapi20170525.Client;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.hxc.config.AliyunMessageAutoConfig;
import com.hxc.template.MessageTemplate;
import com.itheima.reggie.common.R;
import com.itheima.reggie.entity.User;
import com.itheima.reggie.service.UserService;
import com.itheima.reggie.utils.ValidateCodeUtils;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import javax.servlet.http.HttpSession;
import java.util.Map;
import java.util.concurrent.TimeUnit;

@RestController
@RequestMapping("/user")
@Slf4j
public class UserController {

    @Autowired
    private UserService userService;

    @Autowired
    private MessageTemplate messageTemplate;

    @Autowired
    private RedisTemplate redisTemplate;

    @PostMapping("/sendMsg")
    public R<String> sendMsg(@RequestBody Map map, HttpSession session/*String phone*/){
        //获取手机号
        // String phone = user.getPhone();
        log.info(map.toString());
        String phone = map.get("phone").toString();
        String code = map.get("code").toString();

        if(StringUtils.isNotEmpty(phone)){
            //生成随机的4位验证码
            // String code = ValidateCodeUtils.generateValidateCode(4).toString();

            // String code = "4184";
            log.info("code={}",code);

            //调用阿里云提供的短信服务API完成发送短信
            //SMSUtils.sendMessage("瑞吉外卖","",phone,code);
            messageTemplate.sendMessage(phone,code);

            //需要将生成的验证码保存到Session
            // session.setAttribute(phone,code);
            redisTemplate.opsForValue().set(phone,code,5, TimeUnit.MINUTES);
            return R.success("手机验证码短信发送成功");

        }

        return R.error("短信发送失败");

        /*String code = "4184";
        System.out.println("手机号"+phone);

        messageTemplate.sendMessage(phone,code);
        return "success";*/
    }


    /**
     * 登录功能
     * @param map
     * @param session
     * @return
     */
    @PostMapping("/login")
    public R<User> login(@RequestBody Map map,HttpSession session){
        log.info(map.toString());

        String phone = map.get("phone").toString();
        //获取验证码
        String code = map.get("code").toString();
        //从Session中获取保存的验证码
        // Object codeInSession = session.getAttribute(phone);
        Object codeInSession = redisTemplate.opsForValue().get(phone);

        //进行验证码的比对（页面提交的验证码和Session中保存的验证码比对）
        if(codeInSession != null && codeInSession.equals(code)){
            //如果能够比对成功，说明登录成功

            LambdaQueryWrapper<User> queryWrapper = new LambdaQueryWrapper<>();
            queryWrapper.eq(User::getPhone,phone);

            User user = userService.getOne(queryWrapper);
            if(user == null){
                //判断当前手机号对应的用户是否为新用户，如果是新用户就自动完成注册
                user = new User();
                user.setPhone(phone);
                user.setStatus(1);
                userService.save(user);
            }
            session.setAttribute("user",user.getId());
            redisTemplate.delete(phone);
            return R.success(user);
        }
        return R.error("登录失败");


        // LambdaQueryWrapper<User> userLambdaQueryWrapper = new LambdaQueryWrapper<>();
        // userLambdaQueryWrapper.eq(phone != null,User::getPhone,phone);
        // User user = userService.getOne(userLambdaQueryWrapper);
        //
        // //如果user为null，说明是新用户
        // if(user == null){
        //     user = new User();
        //     user.setPhone(phone);
        //     userService.save(user);
        // }
        // session.setAttribute("user",user.getId());
        // return R.success(user);


    }




}
